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Harold Roberts — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Harold Roberts across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Jerry & Le — first a son (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Roberts |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1912 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Le Roberts | Head | — | 38 | ~1902 |
| Emma Roberts | Spouse | — | 51 | ~1889 |
| Harold Roberts | Son | — | 28 | ~1912 |
Census Appearances
1920
Cook, Illinois
Son, age 8
Cook, Illinois · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Son, age 18
Cook, Illinois · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Son, age 28
Cook-County, Illinois · implied b. ~1912 — 3 household members
| Surname | Roberts |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Harold Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jerry Roberts (~0.92 confidence) and father Le Roberts (~0.60 confidence) and father Roy Roberts (~0.92 confidence) and mother Effie Roberts (~0.92 confidence) and mother Emma Roberts (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
Jerry Roberts
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Le Roberts
b. ~1902
Source father
● Household
· direct · ~0.6
Father
Roy Roberts
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Effie Roberts
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Emma Roberts
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Roberts
Son · 1940 · age 28 · b. ~1912 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00940-00816)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Bergman | 30 | Head | Machinist | Illinois |
| 2 | Clara Bergman | 31 | Wife | — | Illinois |
| 3 | Dolores Bergman | 5 | Daughter | — | Illinois |
| 4 | Joseph Medlinacker | 47 | Head | Plumber | Indiana |
| 5 | Josephine Medlinacker | 47 | Wife | — | Illinois |
| 6 | Clarence Medlinacker | 18 | Son | — | Illinois |
| 7 | Leonard Medlinacker | 16 | Son | — | Illinois |
| 8 | Virginia Medlinacker | 10 | Daughter | — | Illinois |
| 10 | Anthony Jakas | 36 | Head | Tailor | Jugoslavia |
| 11 | Mary Jakas | 37 | Wife | — | Illinois |
| 12 | Rosemary Jakas | 3 | Daughter | — | Illinois |
| 13 | Anton Jakas | 62 | Brother | Cabinet Maker | Jugoslavia |
| 14 | Le Roy Roberts | 38 | Head | Printer | Illinois |
| 15 | Emma Roberts | 51 | Wife | — | Illinois |
| 16 | Harold Roberts THIS PERSON | 28 | Son | — | Illinois |
| 17 | Glenn Bushee | 40 | Head | Clerk | Illinois |
| 18 | Lillian Bushee | 38 | Wife | — | Illinois |
| 19 | Ramon Bushee | 15 | Son | — | Illinois |
| 20 | Don Bushee | 14 | Son | — | Illinois |
| 21 | Theodore Bushee | 10 | Son | — | Illinois |
| 22 | Edward Lester | 85 | Head | — | Illinois |
| 23 | Dora Lester | 78 | Wife | — | Iowa |
| 24 | Donald Lester | 40 | Head | Clerk | Illinois |
| 25 | Josephine Lester | 40 | Wife | — | Nebraska |
| 26 | George Glassberg | 35 | Head | Owner | Wisconsin |
| 27 | Sarah Glassberg | 39 | Sister | Owner | Wisconsin |
| 28 | Rose Glassberg | 60 | Mother | Owner | Russia |
| 29 | Percy Richard | 43 | Head | Pressman | Illinois |
| 30 | Alma Richard | 36 | Wife | — | Illinois |
| 31 | Albert Richard | 8 | Son | — | Illinois |
| 32 | Edwin Richard | 4 | Son | — | Illinois |
| 33 | Amelia Longerman | 64 | Mother-in-law | — | Germany |
| 34 | George Roberts | 81 | Head | Publisher | Illinois |
| 35 | Blanche Roberts | 55 | Daughter | Secretary | Kansas |
| 36 | Rodney Finnegan | 44 | Head | Fireman | Illinois |
| 37 | Hazel Finnegan | 44 | Wife | — | Illinois |
| 38 | Thomas Finnegan | 15 | Son | — | Illinois |
| 39 | Lyman Weber | 50 | Head | Salesmanager | Ohio |
| 40 | Maoma Weber | 49 | Wife | — | Illinois |
Pedigree Summary
Harold
Gen 1 · 5 parents
~0.86
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)